MOT reliability
Mercedes-benz S350
21 vehicles · 119 completed MOT tests analysed
89%
MOT pass rate
Based on 21 Mercedes-benz S350 vehicles and 119 completed MOT tests, the Mercedes-benz S350 has an overall 89% pass rate, with an average recorded mileage of 70,687 miles.
21
Vehicles
119
MOT tests
10,074
Avg miles / year
1.2
Faults per test
4%
Dangerous-fault share
Mercedes-benz S350 problem areas
Where faults occur most across all Mercedes-benz S350 MOT tests:
-
Other37%
-
Tyres, wheels & suspension34%
-
Brakes21%
-
Emissions & nuisance3%
-
Identification & plates3%
-
Steering2%
-
Visibility1%
-
Lamps & electrical1%
Mercedes-benz S350 pass rate by age
| Age (years) | Tests | Pass rate |
|---|---|---|
| 2 | 2 | 100% |
| 3 | 13 | 100% |
| 4 | 12 | 100% |
| 5 | 11 | 100% |
| 6 | 14 | 86% |
| 7 | 8 | 88% |
| 8 | 6 | 100% |
| 9 | 6 | 83% |
| 10 | 6 | 67% |
| 11 | 5 | 60% |
| 12 | 5 | 80% |
| 13 | 4 | 100% |
| 14 | 5 | 60% |
| 15 | 3 | 100% |
| 16 | 3 | 67% |
| 17 | 2 | 100% |
| 18 | 3 | 100% |
| 19 | 1 | 100% |
| 20 | 1 | 100% |
Fuel types: Diesel (12), Petrol (8), Other (1)
Most common Mercedes-benz S350 MOT faults
These are the faults and advisories recorded most often across Mercedes-benz S350 MOT tests:
- under-trays fitted obscuring some underside components (9 times)
- covers fitted obscuring some components in the engine bay (8 times)
- chip in windscreen (7 times)
- Offside Front Lower Suspension arm ball joint has slight play (5.3.4 (a) (i)) (5 times)
- Nearside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii)) (4 times)
- Offside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii)) (4 times)
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (4 times)
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (4 times)
- Registration plate deteriorated but not likely to be misread both (0.1 (b)) (4 times)
- Oil leak, but not excessive (8.4.1 (a) (i)) (4 times)
- Nearside Front Lower Suspension arm ball joint has slight play (5.3.4 (a) (i)) (3 times)
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (3 times)
- Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e)) (3 times)
- Rear Brake pad(s) wearing thin (1.1.13 (a) (ii)) (3 times)
- Offside Front Wheel bearing has slight play (5.1.3 (a) (i)) (3 times)
Mercedes-benz S350 pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 2019 | 1 | 11 | 100% | 120,769 |
| 2018 | 4 | 16 | 100% | 54,224 |
| 2017 | 1 | 8 | 88% | — |
| 2016 | 3 | 13 | 92% | 57,277 |
| 2014 | 1 | 10 | 90% | 69,873 |
| 2012 | 3 | 17 | 82% | 115,872 |
| 2010 | 2 | 9 | 78% | 56,241 |
| 2008 | 1 | 2 | 100% | 17,197 |
| 2007 | 1 | 19 | 79% | 22,219 |
| 2004 | 2 | 6 | 100% | 9,742 |
| 2003 | 1 | 1 | 100% | 139,359 |
Mercedes-benz S350 reliability FAQ
Across 21 Mercedes-benz S350 vehicles in our MOT data,
89% pass the MOT (a 11% failure rate), with about
1.2 faults or advisories recorded per test.
The most frequently recorded Mercedes-benz S350 MOT issues are:
under-trays fitted obscuring some underside components; covers fitted obscuring some components in the engine bay; chip in windscreen.
The typical Mercedes-benz S350 in our data has covered around
70,687 miles.
Compare the Mercedes-benz S350
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